1105125155 has 8 divisors (see below), whose sum is σ = 1356991152. Its totient is φ = 863539488.

The previous prime is 1105125143. The next prime is 1105125157. The reversal of 1105125155 is 5515215011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1105125155 - 2¹⁰ = 1105124131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105125157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2569844 + ... + 2570273.

It is an arithmetic number, because the mean of its divisors is an integer number (169623894).

Almost surely, 2^1105125155 is an apocalyptic number.

1105125155 is a deficient number, since it is larger than the sum of its proper divisors (251865997).

1105125155 is an equidigital number, since it uses as much as digits as its factorization.

1105125155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5140165.

The product of its (nonzero) digits is 1250, while the sum is 26.

The square root of 1105125155 is about 33243.4227329257. The cubic root of 1105125155 is about 1033.8808427576.

The spelling of 1105125155 in words is "one billion, one hundred five million, one hundred twenty-five thousand, one hundred fifty-five".